Electrician Red Seal · Question
What is the minimum size of copper bonding conductor required for a service entrance with 200A overcurrent protection, according to the CEC?
CEC Table 16 specifies the minimum size of bonding conductors. For overcurrent protection of 200A, a No. 4 AWG copper conductor is required for the main bonding
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Question: What is the minimum size of copper bonding conductor required for a service entrance with 200A overcurrent protection, according to the CEC?
Answer options:
- No. 8 AWG
- No. 6 AWG ✅ No. 4 AWG
- No. 2 AWG
Correct answer: No. 4 AWG
Explanation: CEC Table 16 specifies the minimum size of bonding conductors. For overcurrent protection of 200A, a No. 4 AWG copper conductor is required for the main bonding jumper or system bonding jumper.
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